12746457

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 19891200

約数和(自身を除く): 7144743

約数列:

[1, 3, 9, 27, 29, 73, 87, 219, 223, 261, 657, 669, 783, 1971, 2007, 2117, 6021, 6351, 6467, 16279, 19053, 19401, 48837, 57159, 58203, 146511, 174609, 439533, 472091, 1416273, 4248819, 12746457]

約数ペア:

[(1, 12746457), (3, 4248819), (9, 1416273), (27, 472091), (29, 439533), (73, 174609), (87, 146511), (219, 58203), (223, 57159), (261, 48837), (657, 19401), (669, 19053), (783, 16279), (1971, 6467), (2007, 6351), (2117, 6021)]